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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 /*
     22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 #ifndef _NFS_RANGE_IMPL_H
     27 #define	_NFS_RANGE_IMPL_H
     28 
     29 #include <nfs/range.h>
     30 
     31 #include <sys/param.h>
     32 #include <sys/types.h>
     33 #include <sys/avl.h>
     34 #include <sys/kmem.h>
     35 #include <sys/rwlock.h>
     36 
     37 #ifdef	__cplusplus
     38 extern "C" {
     39 #endif
     40 
     41 #define	NFS_RANGE_MAX	(0xffffffffffffffff)
     42 
     43 struct nfs_range {
     44 	nfs_range_query_t nr_status;
     45 	krwlock_t nr_lock;
     46 	avl_tree_t nr_tree;
     47 };
     48 
     49 typedef struct {
     50 	uint64_t ns_off;
     51 	uint64_t ns_len;
     52 	uint64_t ns_end;
     53 	avl_node_t ns_avl;
     54 } nfs_subrange_t;
     55 
     56 #ifdef	__cplusplus
     57 }
     58 #endif
     59 
     60 #endif /* _NFS_RANGE_IMPL_H */
     61